<template>
  <el-row class="container">
    <el-col :span="24" class="header">
      <el-col :span="10" class="logo" :class="collapsed?'logo-collapse-width':'logo-width'">
        {{collapsed?'':sysName}}
      </el-col>
      <el-col :span="10">
        <div class="tools" @click.prevent="collapse">
          <i class="fa fa-align-justify"></i>
        </div>
      </el-col>
      <el-col :span="4" class="userinfo">
        <el-dropdown trigger="hover">
          <span class="el-dropdown-link userinfo-inner"><img src="https://raw.githubusercontent.com/taylorchen709/markdown-images/master/vueadmin/user.png" /> {{sysUserName}}</span>
          <el-dropdown-menu slot="dropdown">
            <!-- <el-dropdown-item>我的消息</el-dropdown-item>
            <el-dropdown-item>设置</el-dropdown-item> -->
            <!-- <el-dropdown-item divided @click.native="logout">退出登录</el-dropdown-item> -->
            <el-dropdown-item @click.native="logout">退出登录</el-dropdown-item>
          </el-dropdown-menu>
        </el-dropdown>
      </el-col>
    </el-col>
    <el-col :span="24" class="main">
      <aside :class="collapsed?'menu-collapsed':'menu-expanded'">
        <!--导航菜单-->
        <el-menu :default-active="$route.path" class="el-menu-vertical-demo" @open="handleopen" @close="handleclose" @select="handleselect"
           unique-opened router v-show="!collapsed">
          <template v-for="(item,index) in $router.options.routes" v-if="!item.hidden">
            <el-submenu :index="index+''" v-if="!item.leaf">
              <template slot="title"><i :class="item.iconCls"></i>{{item.name}}</template>
              <el-menu-item v-for="child in item.children" :index="child.path" :key="child.path" v-if="showOrNot(child)">{{child.name}}</el-menu-item>
            </el-submenu>
            <el-menu-item v-if="item.leaf&&item.children.length>0" :index="item.children[0].path"><i :class="item.iconCls"></i>{{item.children[0].name}}</el-menu-item>
          </template>
        </el-menu>
        <!--导航菜单-折叠后-->
        <ul class="el-menu el-menu-vertical-demo collapsed" v-show="collapsed" ref="menuCollapsed">
          <li v-for="(item,index) in $router.options.routes" v-if="!item.hidden" class="el-submenu item">
            <template v-if="!item.leaf">
              <div class="el-submenu__title" style="padding-left: 20px" @mouseover="showMenu(index,true)" @mouseout="showMenu(index,false)"><i :class="item.iconCls"></i></div>
              <ul class="el-menu submenu" :class="'submenu-hook-'+index" @mouseover="showMenu(index,true)" @mouseout="showMenu(index,false)">
                <li v-for="child in item.children" v-if="!child.hidden" :key="child.path" class="el-menu-item" style="padding-left: 40px" :class="$route.path==child.path?'is-active':''" @click="$router.push(child.path)">{{child.name}}</li>
              </ul>
            </template>
            <template v-else>
              <li class="el-submenu">
                <div class="el-submenu__title el-menu-item" style="padding-left: 20pxheight: 56pxline-height: 56pxpadding: 0 20px" :class="$route.path==item.children[0].path?'is-active':''" @click="$router.push(item.children[0].path)"><i :class="item.iconCls"></i></div>
              </li>
            </template>
          </li>
        </ul>
      </aside>
      <section class="content-container">
        <div class="grid-content bg-purple-light">
          <el-col :span="24" class="breadcrumb-container">
            <strong class="title">{{$route.name}}</strong>
            <el-breadcrumb separator="/" class="breadcrumb-inner">
              <el-breadcrumb-item v-for="item in $route.matched" :key="item.path">
                {{ item.name }}
              </el-breadcrumb-item>
            </el-breadcrumb>
          </el-col>
          <el-col :span="24" class="content-wrapper">
            <transition name="fade" mode="out-in">
              <router-view></router-view>
            </transition>
          </el-col>
        </div>
      </section>
    </el-col>
  </el-row>
</template>

<script>
  export default {
    data () {
      return {
        sysName: 'LOGO',
        collapsed: false,
        sysUserName: '',
        sysUserAvatar: '',
        form: {
          name: '',
          region: '',
          date1: '',
          date2: '',
          delivery: false,
          type: [],
          resource: '',
          desc: ''
        }
      }
    },
    computed: {
      user () {
        return JSON.parse(sessionStorage.getItem('user'))
      }
    },
    methods: {
      showOrNot (item) {
        if (item.key === 'AddEnterprise' && this.user.name !== 'admin') {
          return false
        }
        return !item.hidden
      },
      onSubmit () {
        console.log('submit!')
      },
      handleopen () {
        // console.log('handleopen')
      },
      handleclose () {
        // console.log('handleclose')
      },
      handleselect: function (a, b) {
      },
      // 退出登录
      logout: function () {
        var _this = this
        this.$confirm('确认退出吗?', '提示', {
          // type: 'warning'
        }).then(() => {
          sessionStorage.removeItem('user')
          _this.$router.push('/login')
        }).catch(() => {

        })
      },
      // 折叠导航栏
      collapse: function () {
        this.collapsed = !this.collapsed
      },
      showMenu (i, status) {
        this.$refs.menuCollapsed.getElementsByClassName('submenu-hook-' + i)[0].style.display = status ? 'block' : 'none'
      }
    },
    mounted () {
      var user = sessionStorage.getItem('user')
      if (user) {
        user = JSON.parse(user)
        this.sysUserName = user.name || ''
        this.sysUserAvatar = user.avatar || ''
      }
    }
  }

</script>

<style scoped lang="stylus">
.container {
  position: absolute;
  top: 0px;
  bottom: 0px;
  width: 100%;
  .header {
    height: 60px;
    line-height: 60px;
    background: #20a0ff;
    color:#fff;
    .userinfo {
      text-align: right;
      padding-right: 35px;
      float: right;
      .userinfo-inner {
        cursor: pointer;
        color:#fff;
        img {
          width: 40px;
          height: 40px;
          border-radius: 20px;
          margin: 10px 0px 10px 10px;
          float: right;
        }
      }
    }
    .logo {
      //width:230px;
      height:60px;
      font-size: 22px;
      padding-left:20px;
      padding-right:20px;
      border-color: rgba(238,241,146,0.3);
      border-right-width: 1px;
      border-right-style: solid;
      img {
        width: 40px;
        float: left;
        margin: 10px 10px 10px 18px;
      }
      .txt {
        color:#fff;
      }
    }
    .logo-width {
      width:230px;
    }
    .logo-collapse-width {
      width:60px;
    }
    .tools {
      padding: 0px 23px;
      width:14px;
      height: 60px;
      line-height: 60px;
      cursor: pointer;
    }
  }
  .main {
    display: flex
    // background: #324057
    position: absolute
    top: 60px
    bottom: 0px
    overflow: hidden
    aside {
      flex:0 0 230px
      width: 230px
      // position: absolute
      // top: 0px
      // bottom: 0px
      .el-menu{
        height: 100%
      }
      .collapsed{
        width:60px
        .item{
          position: relative
        }
        .submenu{
          position:absolute
          top:0px
          left:60px
          z-index:99999
          height:auto
          display:none
        }

      }
    }
    .menu-collapsed{
      flex:0 0 60px
      width: 60px
    }
    .menu-expanded{
      flex:0 0 230px
      width: 230px
    }
    .content-container {
      // background: #f1f2f7
      flex:1
      // position: absolute
      // right: 0px
      // top: 0px
      // bottom: 0px
      // left: 230px
      overflow-y: scroll
      padding: 20px
      .breadcrumb-container {
        //margin-bottom: 15px
        .title {
          width: 200px
          float: left
          color: #475669
        }
        .breadcrumb-inner {
          float: right
        }
      }
      .content-wrapper {
        background-color: #fff
        box-sizing: border-box
      }
    }
  }
}
</style>
